257069526

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{6120703}}^1$

素因数の和:6120715

約数の個数: 16

約数和(自身を含む): 587587584

約数和(自身を除く): 330518058

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 6120703, 12241406, 18362109, 36724218, 42844921, 85689842, 128534763, 257069526]

約数ペア:

[(1, 257069526), (2, 128534763), (3, 85689842), (6, 42844921), (7, 36724218), (14, 18362109), (21, 12241406), (42, 6120703)]